moment.duration().milliseconds(); moment.duration().asMilliseconds();


To get the number of milliseconds in a duration, use moment.duration().milliseconds().

It will return a number between 0 and 999.

moment.duration(500).milliseconds(); // 500
moment.duration(1500).milliseconds(); // 500
moment.duration(15000).milliseconds(); // 0

If you want the length of the duration in milliseconds, use moment.duration().asMilliseconds() instead.

moment.duration(500).asMilliseconds(); // 500
moment.duration(1500).asMilliseconds(); // 1500
moment.duration(15000).asMilliseconds(); // 15000